function ProjectionTextModel(model){
    this._model = model;
}

ProjectionTextModel.prototype = {
    $initProjectionTextModel: function (model){
    },
    addProjection: function (){
        
    },
    removeProjection: function (){
        
    },
    getLineOffset: function (index){
        return this._model.getLineOffset(index);
    },
    getLineLength: function (index){

    },
    getLineRange: function (){

    },
    project: function (range){
        
    }
};
